{"product_id":"tool-daily-chemical-injector-set-for-pressure-washer-fits-190593gs-190635gs-203640gs-2-pack-with-brass-barbs-o-rings","title":"Tool Daily Chemical Injector Set for Pressure Washer — Fits 190593GS\/190635GS\/203640GS, 2-pack with Brass Barbs \u0026 O-rings","description":"\u003cp\u003e\u003cstrong\u003eTool Daily Compatible Chemical Injector Set for Pressure Washer is a direct-replacement soap injector kit designed to restore chemical feed on compatible pressure-washer pumps.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhen a pressure washer stops drawing detergent or the injector becomes corroded, clogged, or worn, this replacement kit gives you the parts to get chemical feed working again without replacing the entire pump. The set is made to match pumps with part numbers 190593GS, 190635GS, and 203640GS and includes brass barbs, check balls, springs, and O-rings so you can swap worn components quickly.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I know this injector fits my pressure washer?\u003c\/h3\u003e\n\n\u003cp\u003eCheck the stamp or documentation on your pump for the part number — this Tool Daily set is compatible with pumps labeled 190593GS, 190635GS, and 203640GS. The inlet\/outlet thread is 1\/8\"-27 male BSP, so verify the thread type and size on your machine before ordering.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCompatible pump part numbers: 190593GS, 190635GS, 203640GS\u003c\/li\u003e\n  \u003cli\u003eThread size\/type: 1\/8\" - 27 male BSP\u003c\/li\u003e\n  \u003cli\u003eCompare physical injector shape to existing unit for confirmation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat comes in the replacement kit and why each part matters?\u003c\/h3\u003e\n\n\u003cp\u003eThe package includes two complete chemical injector sets so you can repair two machines or keep a spare on hand. Each set contains brass barbs for secure hose connection, a check valve ball and spring to control one-way flow, and O-rings to seal the injector and prevent leaks.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e2 brass barbs — durable hose fittings for detergent tubing\u003c\/li\u003e\n  \u003cli\u003e2 check valve balls — prevent backflow and maintain suction\u003c\/li\u003e\n  \u003cli\u003e2 springs — ensure proper tension against the check ball\u003c\/li\u003e\n  \u003cli\u003e4 O-rings — replace worn seals and stop seepage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I replace the chemical injector step-by-step?\u003c\/h3\u003e\n\n\u003cp\u003eReplacing the injector is straightforward and can be done with basic hand tools. Disconnect the soap hose, remove the old injector with a 13mm wrench, clean the receptacle, assemble the new parts (ball, spring, O-ring), and tighten the injector into place without overtightening.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eFollow the soap hose to the injector and remove the hose\u003c\/li\u003e\n  \u003cli\u003eUse a 13mm wrench to unscrew the old injector and clean the cavity\u003c\/li\u003e\n  \u003cli\u003eInstall O-ring, place ball bearing, then spring (small end against ball), insert injector\u003c\/li\u003e\n  \u003cli\u003eTighten with a 13mm wrench—secure but do not overtighten to avoid damage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhen should I replace the injector instead of cleaning it?\u003c\/h3\u003e\n\n\u003cp\u003eReplace the injector if parts are pitted, cracked, permanently clogged by hard-water deposits, or if the O-ring and check components no longer seat properly. Cleaning may restore a mildly clogged unit, but this kit is the right choice when components show wear or corrosion that cleaning won't fix.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eReplace when ball, spring, or injector body are rusted or deformed\u003c\/li\u003e\n  \u003cli\u003eSwap parts if O-rings are brittle, torn, or misshapen\u003c\/li\u003e\n  \u003cli\u003eChoose replacement over cleaning when repeated clogs occur\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This Tool Daily injector set is intended for DIYers, maintenance technicians, and pressure-washer owners who need a reliable, affordable replacement for chemical injectors on pumps labeled 190593GS, 190635GS, or 203640GS. It’s useful for fleet upkeep, rental equipment maintenance, and homeowners who want to maintain detergent feed functionality without replacing the entire pump assembly.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the Tool Daily injector kit compatible with my pump?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Check your pump part number; the kit fits 190593GS, 190635GS, and 203640GS and uses 1\/8\"-27 male BSP threads.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What tools do I need to replace the injector?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A 13mm wrench and basic cleaning supplies; no special tools required—do not overtighten when installing.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Tool Daily","offers":[{"title":"Default Title","offer_id":54192816947384,"sku":"B07S478CGH","price":42.08,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/0636\/7416\/files\/tool-daily-injector-front-view.jpg?v=1790551451","url":"https:\/\/canadianlawn.ca\/products\/tool-daily-chemical-injector-set-for-pressure-washer-fits-190593gs-190635gs-203640gs-2-pack-with-brass-barbs-o-rings","provider":"Canadian Lawn","version":"1.0","type":"link"}